Search Results: 459 books from 1 publisher. Learn more

What are Food Chains and Webs?

Jacqueline Langille, Bobbie Kalman (authosr)

Publisher: Crabtree Publishing Company ISBN: 9780778790136

Starting with the sun, food chains link together plants and animals in various ecosystems to help them survive. Kids will be fascinated by these chains and their own links to the natural world.

What is a Life Cycle?

Bobbie Kalman, Jacqueline Langille (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778790150

This exciting new book explains the basic concept of the life cycle. Using fascinating examples, the book explores both plant and animal life from seed or egg through birth, growth, reproduction, and death.

What are Wetlands?

Bobbie Kalman, Amanda Bishop (authors)

Publisher: Crabtree Publishing Company ISBN: 9781427166661

The constantly changing ecosystems of salt and freshwater wetlands support an amazing variety of wildlife species. Children will be intrigued by the fascinating animals that depend on wetlands, such as alligators and hippopotamuses, and the plants that grow there. This engaging book investigates swamps, salt marshes, and flood plains, the many plants and animals that live in wetlands, and the threats to these ecosystems and their wildlife.

What is a Bear?

Bobbie Kalman, John Crossingham (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778790006

Powerful yet shy, bears are solitary creatures remarkable for their size, strength, and adaptable intelligence. What is a Bear? gives children clear insight into the bear family tree, a bears body, how mothers care for their cubs, their diets, and hunting techniques.

What is Migration?

John Crossingham, Bobbie Kalman (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778789963

From whales and deer to butterflies and eels, animals migrate to breed, feed, stay warm, find water, and even sleep! Animals follow paths passed on for generations ensuring the survival of their species. Discover the amazing treks of the Arctic tern, the salmon, and the Canada goose.

What is a Horse?

Bobbie Kalman, Heather Levigne (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778789994

Children love horses! Today, there are more than 300 different breeds around the world! What is a Horse? explores the family tree of horses and their equine relatives including their physiology, feeding habits, the birth of a foal, "horse sense", and horses in the wild.

What are Camouflage and Mimicry?

Bobbie Kalman, John Crossingham (authors)

Publisher: Crabtree Publishing Company ISBN: 9780778789987

In the animal world, the easiest way to avoid being eaten is to avoid being seen. What are Camouflage and Mimicry? examines animals that use unique colorization and patterns to avoid predatorsor to sneak up on prey! Some are virtually impossible to see.

What's Going On?

Kylie Burns (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798019

Sharpen your pencils and put on your goggles! It's time to see science in action! This book helps readers hone their observation and recording skills during an experiment. Students will learn how to effectively collect and record data in a journal, as well as organizing data using graphs, charts, and diagrams.

What's Going to Happen?

Paul Challen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798026

Sometimes a hunch isn't enough. Learn how scientists make educated guesses called hypotheses to test their theories. A hypothesis is the foundation of the scientific method. Readers will learn how to construct a measurable and focused hypothesis to test in an experiment.

What Just Happened?

Paul Challen (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798002

Science never stops-even when the experiment is complete. Now is the time to make sense of your data. This title teaches young scientists how to analyze, interpret, and communicate the results of their data.

What's the Plan?

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798033

It is essential that scientists design a plan to ensure their experiments are conducted accurately and safely. Readers will learn how to gather materials, and create a step-by-step procedure to test their hypothesis. Readers will become familiar with controls and variables in a scientific setting.

What's the Problem?

Kylie Burns (author)

Publisher: Crabtree Publishing Company ISBN: 9780778798040

Science engages a curious mind. Questions can come from practically anywhere. Readers will learn why scientists ask questions and how to develop meaningful questions to help guide their scientific experiments.

What Do We Know Now?

Robin Johnson (author)

Publisher: Crabtree Publishing Company ISBN: 9780778797999

Science was meant to be shared with others. Scientists must now determine whether or not the data supports their hypothesis. This book illustrates fun and interesting ways in which to report your results, from a science fair demonstration to a written report. Readers are also encouraged to use their results as a springboard for further experimentation.

The Mighty Muscular and Skeletal Systems

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789055

Struts and Flex, our muscle and bone Body Buddies give the inside scoop on this active partnership. Readers are introduced to the structure and function of bones and muscles. They will discover how different joints enable different kinds of movement and how muscles must work in teams.

The Remarkable Respiratory System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789062

Huff & Puff, our Body Buddy lung twins make learning about the lungs and respiratory system exciting! Readers are introduced to the bronchial tree. They will discover how the diaphragm and intercostals muscles help the lungs fill and empty. Easy-to-follow text will guide young readers through this detailed topic, helping to ensure absorption of the material.

The Exciting Endocrine System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789048

Squirt may be a tiny gland, but young readers will thrill to learn just how important he is. Come inside to see the powerful effects of the pineal, pituitary, thyroid, and adrenal glands. The roles of the hypothalamus and pancreas will also be explored along with the function of hormones.

What Is the Theory of Plate Tectonics?

Craig Saunders (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195319

In 1912, German meteorologist Alfred Wegener proposed that the continents were once a single land mass but had slowly moved apart over millions of years. This fascinating book examines the scientific process behind Wegener's theory and how it challenged prevailing views of the time. Learn how years after Wegener's death his theory was embraced by scientists and is now the basis for modern earth science.

The Astounding Nervous System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789024

Join our brain Body Buddy Cognos and learn all about how the brain and nervous system work. Children will discover the location of the major parts of the brain and gain understanding of their various functions. Involved topics like nerve signals are explained in an entertaining and straightforward way for young readers.

The Amazing Circulatory System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789017

Join our Body Buddy Ticker as he explores the workings of the heart and circulatory system. Children will learn how the amazing heart muscle works, and will discover how blood vessels transport life-giving oxygen to the cells and carry away carbon dioxide. Colorful layouts make learning about this complex topic easy and fun.

The Dynamic Digestive System

John Burstein (author)

Publisher: Crabtree Publishing Company ISBN: 9780778789031

Join Gurgle, our Body Buddy stomach and learn all about what happens to food after it is swallowed. Readers will learn about their esophagus, stomach, liver, small and large intestine.

What Is Cell Theory?

Marina Cohen (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195289

This fascinating new title examines the sequence of events that led to the formation of cell theory. In 1665, scientist Robert Hooke published Micrographia, the first significant work focused on miscroscopial observation. His groundbreaking work inspired scientists and led to the creation of this fundamental biological principle that shaped modern biology.

What Are Newton's Laws of Motion?

Denyse O'Leary (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195296

This exciting book examines how Sir Isaac Newton developed three basic laws that govern the way in which objects move. Readers will learn how Newton expanded on the work of other great scientists, including Galileo and Copernicus, to make his important discovery. The book also explains how Newtons laws have influenced modern science and technology in areas such as sports and transportation.

What Is the Theory of Evolution?

Robert Walker (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195272

This engaging title examines how Darwin developed his controversial theory of evolution, including his research methods and the data gathered during his extensive voyages. The book also explores the controversies that developed around the publication of Darwins theory of natural selection and how the debate continues today.

What Is Germ Theory?

Natalie Hyde (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195302

French chemist Louis Pasteur made several significant contributions to the world of science. This intriguing book examines how Pasteur uncovered the basis of the modern germ theory. Readers will learn how Pasteur's theory helped him develop vaccines for anthrax, rabies, and other diseases and how his work continues to influence modern medicine.

What Is Atomic Theory?

Adam Mclean (author)

Publisher: Crabtree Publishing Company ISBN: 9781427195265

Learn how John Dalton developed his influential theory that explains the shape, structure, and behavior of atoms. This title also explores how Dalton's major breakthrough made later discoveries, such as atomic fission, possible.